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donut/sliver elimination

Forum|Forum|8 years ago
June 27, 2017
2 replies
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bbbutler

I regularly received shapefiles from helicopter flights over wildfires where the crew was mapping the perimeter of the fire. Many times these polygon shapefiles have donut holes/slivers and I have a need to remove them as part of my workflow. I'd like to build a workspace that would detect and eliminate these types of holes but cannot seem to find the right transformer. I've tried all of the donut hole tools with no success. I wonder if anyone might have some thoughts on how best to tackle this problem?

Here's a typical example of the types of holes I see. Immagine the helicopter flying back on the path it just came in on...

Best answer by ebygomm

Have you tried the SliverRemover or the geometry validator with repair set to yes, for self intersections in 2D

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